Combination sleeping bag-hammock



FIG. 1 is a side perspective view of a combination sleeping bag-hammock showing our new design;

FIG. 2 is an isometric view;

FIG. 3 is a front view;

FIG. 4 is a back view;

FIG. 5 is a left side view;

FIG. 6 is a right side view;

FIG. 7 is a bottom view; and,

FIG. 8 is a top view.

The broken lines shown illustrate portions of the combination sleeping bag-hammock that form no part of the claimed design. 

CLAIM The ornamental design for a combination sleeping bag-hammock, as shown. 